Answers

Subtract 42/12 from 56/30

1^st number: 1 26/30, 2^nd number: 3 6/12

56/30 - 42/12 is -49/30.

Steps for subtracting fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 30 and 12 is 60
   
   Next, find the equivalent fraction of both fractional numbers with denominator 60
2. For the 1st fraction, since 30 × 2 = 60,
   56/30 = 56 × 2/30 × 2 = 112/60
3. Likewise, for the 2nd fraction, since 12 × 5 = 60,
   42/12 = 42 × 5/12 × 5 = 210/60
4. Subtract the two like fractions:
   112/60 - 210/60 = 112 - 210/60 = -98/60
5. After reducing the fraction, the answer is -49/30

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